I think I discovered the difference between the above two situations. In the case where the virtual consoles are reachable the nouveau driver is in use.
In the case where there is just a black screen with a cursor and no interactivity the nvidia drivers are in use. -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1171560 Title: Suspend to RAM is broken To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1171560/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs